WARNING: CPU: 1 PID: 64 at /build/linux-o309rM/linux-4.8.0/drivers/gpu/drm/i915/intel_pm.c:7866 sandybridge_pcode_write+0x109/0x1f0 [i915]

[Cristian Aravena Romero]

[ 3.813968] ------------[ cut here ]------------
[ 3.814009] WARNING: CPU: 1 PID: 64 at /build/linux-o309rM/linux-4.8.0/drivers/gpu/drm/i915/intel_pm.c:7866 sandybridge_pcode_write+0x109/0x1f0 [i915]
[ 3.814011] Missing switch case (16) in gen6_check_mailbox_status
[ 3.814012] Modules linked in: hid_generic usbhid hid sd_mod i915 ahci libahci libata i2c_algo_bit xhci_pci drm_kms_helper xhci_hcd syscopyarea sysfillrect ehci_pci scsi_mod sysimgblt ehci_hcd r8169 crc32c_intel usbcore fb_sys_fops psmouse mii drm usb_common thermal fan wmi video fjes button
[ 3.814039] CPU: 1 PID: 64 Comm: kworker/1:1 Not tainted 4.8.0-11-generic #12-Ubuntu
[ 3.814040] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3C/530U4C/SAMSUNG_NP1234567890, BIOS P14AAJ 04/15/2013
[ 3.814067] Workqueue: events intel_gen6_powersave_work [i915]
[ 3.814070] 0000000000000286 00000000cd9c6c75 ffffffffa2758d54 ffff992d49437d58
[ 3.814073] 0000000000000000 ffffffffa247f73e ffff992d48860000 ffff992d49437db0
[ 3.814076] 0000000000000000 ffff992d4886a438 ffff992d48868830 ffff992d4886a378
[ 3.814080] Call Trace:
[ 3.814085] [<ffffffffa2758d54>] ? dump_stack+0x5c/0x78
[ 3.814089] [<ffffffffa247f73e>] ? __warn+0xbe/0xe0
[ 3.814092] [<ffffffffa247f7bf>] ? warn_slowpath_fmt+0x5f/0x80
[ 3.814117] [<ffffffffc0360179>] ? sandybridge_pcode_write+0x109/0x1f0 [i915]
[ 3.814141] [<ffffffffc0361b48>] ? intel_gen6_powersave_work+0x2b8/0x1430 [i915]
[ 3.814144] [<ffffffffa2498cc4>] ? process_one_work+0x184/0x4b0
[ 3.814146] [<ffffffffa249903d>] ? worker_thread+0x4d/0x480
[ 3.814149] [<ffffffffa2a318b1>] ? __schedule+0x261/0x720
[ 3.814150] [<ffffffffa2498ff0>] ? process_one_work+0x4b0/0x4b0
[ 3.814153] [<ffffffffa249f1dd>] ? kthread+0xcd/0xf0
[ 3.814156] [<ffffffffa242c751>] ? __switch_to+0x2c1/0x7a0
[ 3.814160] [<ffffffffa2a3641f>] ? ret_from_fork+0x1f/0x40
[ 3.814163] [<ffffffffa249f110>] ? kthread_create_on_node+0x1e0/0x1e0
[ 3.814165] ---[ end trace 651481f7d7d24a72 ]---

ProblemType: Bug
DistroRelease: Ubuntu 16.10
Package: linux-image-4.8.0-11-generic 4.8.0-11.12
ProcVersionSignature: Ubuntu 4.8.0-11.12-generic 4.8.0-rc6
Uname: Linux 4.8.0-11-generic x86_64
ApportVersion: 2.20.3-0ubuntu7
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/pcmC0D0p: caravena 2026 F...m pulseaudio
 /dev/snd/controlC0: caravena 2026 F.... pulseaudio
CurrentDesktop: GNOME
Date: Wed Sep 21 16:54:32 2016
HibernationDevice: RESUME=UUID=360bd2d2-4f44-4311-86d6-4781ac81ee87
InstallationDate: Installed on 2015-07-26 (423 days ago)
InstallationMedia: Ubuntu-GNOME 15.10 "Wily Werewolf" - Alpha amd64 (20150723)
MachineType: SAMSUNG ELECTRONICS CO., LTD. 530U3C/530U4C
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.8.0-11-generic root=UUID=4f4435ca-b877-47a5-9065-3dd624c0514e ro rootflags=subvol=@ quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-4.8.0-11-generic N/A
 linux-backports-modules-4.8.0-11-generic N/A
 linux-firmware 1.161
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/15/2013
dmi.bios.vendor: Phoenix Technologies Ltd.
dmi.bios.version: P14AAJ
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: SAMSUNG_NP1234567890
dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
dmi.board.version: FAB1
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 9
dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
dmi.chassis.version: 0.1
dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvrP14AAJ:bd04/15/2013:svnSAMSUNGELECTRONICSCO.,LTD.:pn530U3C/530U4C:pvr0.1:rvnSAMSUNGELECTRONICSCO.,LTD.:rnSAMSUNG_NP1234567890:rvrFAB1:cvnSAMSUNGELECTRONICSCO.,LTD.:ct9:cvr0.1:
dmi.product.name: 530U3C/530U4C
dmi.product.version: 0.1
dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.